Home / 35,921.56-53,883.22-12,229.06

Finding the Fourth Proportional to 35,921.56, 53,883.22 and 12,229.06

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Solution

The fourth proportional to 35,921.56, 53,883.22 and 12,229.06 is: 18,343.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,921.56 : 53,883.22 = 12,229.06 : x
  2. Step 2: Convert to fraction form
    35,921.56/53,883.22 = 12,229.06/x
  3. Step 3: Cross multiply
    35,921.56x = 53,883.22 × 12,229.06
  4. Step 4: Simplify right side
    35,921.56x = 658,941,130.37
  5. Step 5: Solve for x
    x = 658,941,130.37/35,921.56
  6. Step 6: Final answer
    x = 18,343.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.